DE2422426C2 - Filter aus einem negativ geladenen Filtermaterial und Verfahren zu seiner Herstellung - Google Patents

Filter aus einem negativ geladenen Filtermaterial und Verfahren zu seiner Herstellung

Info

Publication number
DE2422426C2
DE2422426C2 DE2422426A DE2422426A DE2422426C2 DE 2422426 C2 DE2422426 C2 DE 2422426C2 DE 2422426 A DE2422426 A DE 2422426A DE 2422426 A DE2422426 A DE 2422426A DE 2422426 C2 DE2422426 C2 DE 2422426C2
Authority
DE
Germany
Prior art keywords
filter
filter material
fibers
diameter
melamine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE2422426A
Other languages
German (de)
English (en)
Other versions
DE2422426A1 (de
Inventor
Eugene A. Farmington Conn. Ostreicher
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Purification Inc
Original Assignee
Amf Inc White Plains NY
AMF Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27408386&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE2422426(C2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Amf Inc White Plains NY, AMF Inc filed Critical Amf Inc White Plains NY
Publication of DE2422426A1 publication Critical patent/DE2422426A1/de
Application granted granted Critical
Publication of DE2422426C2 publication Critical patent/DE2422426C2/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/14—Dynamic membranes
    • B01D69/141—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
    • B01D69/1411—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes containing dispersed material in a continuous matrix
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D36/00—Filter circuits or combinations of filters with other separating devices
    • B01D36/003—Filters in combination with devices for the removal of liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/02—Loose filtering material, e.g. loose fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • B01D39/163—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2003—Glass or glassy material
    • B01D39/2017—Glass or glassy material the material being filamentary or fibrous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0471—Surface coating material
    • B01D2239/0478—Surface coating material on a layer of the filter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0471—Surface coating material
    • B01D2239/0492—Surface coating material on fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1233—Fibre diameter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1241—Particle diameter

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Filtering Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
DE2422426A 1973-05-09 1974-05-09 Filter aus einem negativ geladenen Filtermaterial und Verfahren zu seiner Herstellung Expired DE2422426C2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US35882273A 1973-05-09 1973-05-09
US05/598,097 US4007113A (en) 1973-05-09 1975-07-22 Particulate filter medium and process
US05/597,931 US4007114A (en) 1973-05-09 1975-07-22 Fibrous filter medium and process

Publications (2)

Publication Number Publication Date
DE2422426A1 DE2422426A1 (de) 1974-11-28
DE2422426C2 true DE2422426C2 (de) 1986-04-30

Family

ID=27408386

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2422426A Expired DE2422426C2 (de) 1973-05-09 1974-05-09 Filter aus einem negativ geladenen Filtermaterial und Verfahren zu seiner Herstellung

Country Status (6)

Country Link
US (2) US4007114A (enrdf_load_stackoverflow)
AU (1) AU476818B2 (enrdf_load_stackoverflow)
CA (1) CA1044537A (enrdf_load_stackoverflow)
DE (1) DE2422426C2 (enrdf_load_stackoverflow)
FR (1) FR2228520B1 (enrdf_load_stackoverflow)
GB (1) GB1457034A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3010581A1 (de) * 1979-04-06 1980-10-16 Amf Inc Filter und verfahren zu seiner herstellung
DE8713306U1 (de) * 1987-10-03 1987-11-12 Seitz-Filter-Werke Theo & Geo Seitz GmbH und Co, 6550 Bad Kreuznach Filtervorrichtung
DE19945768A1 (de) * 1999-09-24 2001-03-29 Mann & Hummel Filter Filtermedium mit Beladungsstoffen

Families Citing this family (99)

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US4309247A (en) * 1976-03-15 1982-01-05 Amf Incorporated Filter and method of making same
US4366068A (en) * 1976-03-15 1982-12-28 Amf Incorporated Filter and method of making same
US4859340A (en) * 1976-03-15 1989-08-22 Cuno, Incorporated Filter sheet
JPS54112071A (en) * 1978-02-22 1979-09-01 Mitsui Petrochemical Ind Method of filtering liquid
GB2043734B (en) * 1979-03-01 1983-08-17 Amf Inc Filter and method of making same
US4230573A (en) * 1979-06-08 1980-10-28 Amf Incorporated Cartridge filter and method of making same
US4278551A (en) * 1979-07-30 1981-07-14 Amf Incorporated Wound cartridge filters
US4645567A (en) * 1980-02-04 1987-02-24 Cuno, Inc. Filter media and method of making same
US4288462A (en) * 1980-02-04 1981-09-08 Amf Incorporated Method for removing cationic contaminants from beverages
US4411795A (en) * 1980-03-10 1983-10-25 Baxter Travenol Laboratories, Inc. Particle adsorption
US4711793A (en) * 1980-10-27 1987-12-08 Cuno Incorporated Process for charge modifying a microphorous membrane
US4708803A (en) * 1980-10-27 1987-11-24 Cuno Incorporated Liquid filtration using hydrophilic cationic isotropic microporous nylon membrane
US4473474A (en) * 1980-10-27 1984-09-25 Amf Inc. Charge modified microporous membrane, process for charge modifying said membrane and process for filtration of fluid
US4673504A (en) * 1980-10-27 1987-06-16 Cuno Inc. Charge modified microporous membrane
US4361486A (en) * 1981-04-28 1982-11-30 Amf Incorporated Filter media, method for oxidizing and removing soluble iron, method for removing and inactivating microorganisms, and particulate filter aid
US4737291A (en) * 1981-05-29 1988-04-12 Cuno Incorporated Charge modified microporous membrane
US4743418A (en) * 1981-05-29 1988-05-10 Cuno Incorporated Process for charge modifying a microporous membrane
US4523995A (en) * 1981-10-19 1985-06-18 Pall Corporation Charge-modified microfiber filter sheets
US4511473A (en) * 1982-02-09 1985-04-16 Amf Incorporated Fibrous media containing millimicron-sized particulates
DE3215894A1 (de) * 1982-04-29 1983-11-03 Röhm GmbH, 6100 Darmstadt Verfahren zur klaerschlammentwaesserung
US4431545A (en) * 1982-05-07 1984-02-14 Pall Corporation Microporous filter system and process
US4617124A (en) * 1982-07-13 1986-10-14 Pall Corporation Polymeric microfibrous filter sheet, preparation and use
US4639513A (en) * 1984-02-02 1987-01-27 Cuno Inc. Intravenously injectable immunoglobulin G (IGG) and method for producing same
US4496461A (en) * 1983-06-17 1985-01-29 Amf Incorporated Chromatography column
DE3329385A1 (de) * 1983-08-13 1985-02-28 Seitz-Filter-Werke Theo & Geo Seitz GmbH und Co, 6550 Bad Kreuznach Asbestfreie filterschicht
US4687820A (en) * 1984-08-22 1987-08-18 Cuno Incorporated Modified polypeptide supports
US4606824A (en) * 1984-10-26 1986-08-19 Chaokang Chu Modified cellulose separation matrix
FR2588768B1 (fr) * 1985-10-19 1989-12-22 Kubota Ltd Filtre pour metal fondu a haut point de fusion et son procede de fabrication
US4702947A (en) * 1986-04-01 1987-10-27 Pall Corporation Fibrous structure and method of manufacture
US4765812A (en) * 1987-10-30 1988-08-23 Allied-Signal Inc. Air laid filtering material
US4881313A (en) * 1988-02-03 1989-11-21 Cuno, Incorporated Method of forming a cell filter with an exposed surface
US5055192A (en) * 1988-02-03 1991-10-08 Cuno Incorporated Cell-type filter cartridge retaining ring
US5085784A (en) * 1989-04-07 1992-02-04 Cuno, Incorporated Use of cationic charge modified filter media
US5085780A (en) * 1989-04-07 1992-02-04 Cuno, Incorporated Use of cationic charge modified filter media
US4981591A (en) * 1989-04-07 1991-01-01 Cuno, Incorporated Cationic charge modified filter media
US5269921A (en) * 1989-04-11 1993-12-14 Seitz-Filter-Werke Gmbh & Co. Filter cartridge or filter module consisting of flexible deep filter material
US5151189A (en) * 1990-09-17 1992-09-29 Gelman Sciences, Inc. Cationic charge modified microporous membrane
US5114537A (en) * 1990-10-23 1992-05-19 Bio Associates, A California Partnership Dry sheet-like filtering material for liquid depth filtration
US5316678A (en) * 1992-05-13 1994-05-31 Stavo Industries, Inc. Filter cell seal assembly
FR2693789B1 (fr) * 1992-07-17 1994-10-07 Trouvay & Cauvin Ets Générateur de vapeur à cloisons poreuses.
US5728553A (en) 1992-09-23 1998-03-17 Delta Biotechnology Limited High purity albumin and method of producing
US5543047A (en) * 1992-11-06 1996-08-06 Pall Corporation Filter with over-laid pleats in intimate contact
US5277812A (en) * 1993-02-12 1994-01-11 Gelman Sciences Inc. Inter-penetrating network charge modified microporous membrane
US5374357A (en) * 1993-03-19 1994-12-20 D. W. Walker & Associates Filter media treatment of a fluid flow to remove colloidal matter
US5337703A (en) * 1993-07-14 1994-08-16 Trouvay & Cauvin Steam generator
PL320065A1 (en) * 1993-12-28 1997-09-01 Little Rapids Corp Disposable filters and method of making them
US5554288A (en) * 1993-12-28 1996-09-10 Little Rapids Corporation Disposable filters and manufacturing process
US5482624A (en) * 1994-10-04 1996-01-09 Cuno Incorporated Filter cells providing lifting means and related methods
DE19500215C1 (de) * 1995-01-05 1996-05-30 Fraunhofer Ges Forschung Nibbelvorrichtung
US6576139B1 (en) 1996-07-30 2003-06-10 Kenneth C. Hou Process for purifying photoresist composition employing a filter sheet
AU725939B2 (en) * 1996-07-30 2000-10-26 3M Innovative Properties Company Filter sheet and process for purifying photoresist composition employing the filter sheet
US5882517A (en) * 1996-09-10 1999-03-16 Cuno Incorporated Porous structures
JP3363051B2 (ja) * 1997-02-21 2003-01-07 丸善石油化学株式会社 ビニルフェノール系重合体の金属除去法
US7132119B1 (en) 1997-04-08 2006-11-07 Pall Corporation Method for producing beer
PT998486E (pt) 1997-06-13 2007-08-21 Genentech Inc ''recuperação de proteínas por cromatografia seguida de filtração numa camada carregada''
CA2294500C (en) * 1997-06-26 2003-12-23 Asahi Medical Co., Ltd. Leukocyte-removing filter medium
US6471868B1 (en) * 1998-04-10 2002-10-29 Fuji Photo Film Co., Ltd. Method of preparing glass fiber filter
US6712966B1 (en) 1999-02-04 2004-03-30 Cuno Incorporated Graded particle-size retention filter medium for cell-type filter unit
US6939466B2 (en) * 1998-08-17 2005-09-06 Cuno Incorporated Graded particle-size retention filter medium for fluid filtration unit with improved edge seal
US6537614B1 (en) 1998-12-18 2003-03-25 Kimberly-Clark Worldwide, Inc. Cationically charged coating on hydrophobic polymer fibers with poly (vinyl alcohol) assist
US6274041B1 (en) 1998-12-18 2001-08-14 Kimberly-Clark Worldwide, Inc. Integrated filter combining physical adsorption and electrokinetic adsorption
GB9902000D0 (en) 1999-01-30 1999-03-17 Delta Biotechnology Ltd Process
US20040118766A1 (en) * 2000-02-03 2004-06-24 Pulek John L. Graded particle-size retention filter medium for cell-type filter unit
AU6115000A (en) 1999-07-21 2001-02-13 Procter & Gamble Company, The Microorganism filter and method for removing microorganism from water
US7163625B1 (en) 1999-12-16 2007-01-16 Kimberly-Clark Worldwide, Inc. Filtration device
US6645388B2 (en) 1999-12-22 2003-11-11 Kimberly-Clark Corporation Leukocyte depletion filter media, filter produced therefrom, method of making same and method of using same
KR100677782B1 (ko) 2000-01-17 2007-02-05 제이에스알 가부시끼가이샤 절연막 형성용 재료의 제조 방법
US20020030008A1 (en) * 2000-03-31 2002-03-14 Kimberly-Clark Worldwide, Inc. Multi-component filter design
US20030213742A1 (en) * 2001-04-27 2003-11-20 Decoste David Filter cartrdiges and methods of manufacturing same
WO2003000407A1 (en) * 2001-06-22 2003-01-03 Argonide Corporation Sub-micron filter
US7601262B1 (en) 2001-06-22 2009-10-13 Argonide Corporation Sub-micron filter
KR100777951B1 (ko) 2001-08-23 2007-11-28 더 프록터 앤드 갬블 캄파니 정수 필터 재료, 대응하는 정수 필터 및 그의 사용 방법
US7615152B2 (en) 2001-08-23 2009-11-10 Pur Water Purification Products, Inc. Water filter device
US20050279696A1 (en) 2001-08-23 2005-12-22 Bahm Jeannine R Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles
US7614507B2 (en) 2001-08-23 2009-11-10 Pur Water Purification Products Inc. Water filter materials, water filters and kits containing particles coated with cationic polymer and processes for using the same
US7614508B2 (en) * 2001-08-23 2009-11-10 Pur Water Purification Products Inc. Water filter materials, water filters and kits containing silver coated particles and processes for using the same
WO2003037478A2 (en) * 2001-10-30 2003-05-08 Millipore Corporation Improved filter cell design
JP4252456B2 (ja) * 2001-11-02 2009-04-08 ミリポア・コーポレイション 膜吸着装置
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DE102008037678A1 (de) 2008-08-14 2010-02-25 Sartorius Stedim Biotech Gmbh Tiefenfilterschicht mit anorganischem Schichtdoppelhydroxid
US20100155004A1 (en) * 2008-12-19 2010-06-24 Soerens Dave A Water-Soluble Creping Materials
EP2322262A1 (de) * 2009-11-16 2011-05-18 Bräutigam Kunststoffsysteme GmbH Filtermaterial für Filter in Wasserbehandlungs-und Aufbereitungsanlagen
US9839868B2 (en) 2010-06-15 2017-12-12 Karl J. Fritze Electrically enhanced filter cartridge and methods for its use
JP5844135B2 (ja) 2010-12-24 2016-01-13 花王株式会社 研磨液組成物の製造方法
US8506978B2 (en) 2010-12-28 2013-08-13 Kimberly-Clark Worldwide, Inc. Bacteriostatic tissue product
US9108968B2 (en) 2012-04-25 2015-08-18 Ppg Industries Ohio, Inc. Methods for producing 1,5,7-triazabicyclo[4.4.0]dec-5-ene by reaction of a disubstituted carbodiimide and dipropylene triamine
WO2014002994A1 (ja) 2012-06-26 2014-01-03 三菱レイヨン株式会社 高分子化合物の製造方法、および高分子化合物
WO2014004066A1 (en) 2012-06-27 2014-01-03 Argonide Corporation Aluminized silicious sorbent and water purification device incorporating the same
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US10028899B2 (en) 2014-07-31 2018-07-24 Kimberly-Clark Worldwide, Inc. Anti-adherent alcohol-based composition
US9969885B2 (en) 2014-07-31 2018-05-15 Kimberly-Clark Worldwide, Inc. Anti-adherent composition
MX384467B (es) 2015-04-01 2025-03-14 Kimberly Clark Co Sustrato fibroso para la captura de bacterias gramnegativas.
BR112018014040A2 (pt) 2016-01-28 2018-12-11 Kimberly Clark Co ?composição e lenço para inibir a ligação de vírus de dna a uma superfície, e, método para inibir a aderência de vírus de dna a uma superfície?
US11168287B2 (en) 2016-05-26 2021-11-09 Kimberly-Clark Worldwide, Inc. Anti-adherent compositions and methods of inhibiting the adherence of microbes to a surface
JP2022536267A (ja) 2019-05-31 2022-08-15 ブラザー ジャスタス ウィスキー カンパニー 蒸留酒（ｄｉｓｔｉｌｌｅｄ ｓｐｉｒｉｔ）を製造するための組成物及び方法
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US3242073A (en) * 1963-03-07 1966-03-22 Dow Chemical Co Removal of microorganisms from fluids
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GB1406431A (en) * 1971-11-04 1975-09-17 Myson Brooks Ltd Filter material

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3010581A1 (de) * 1979-04-06 1980-10-16 Amf Inc Filter und verfahren zu seiner herstellung
DE8713306U1 (de) * 1987-10-03 1987-11-12 Seitz-Filter-Werke Theo & Geo Seitz GmbH und Co, 6550 Bad Kreuznach Filtervorrichtung
DE19945768A1 (de) * 1999-09-24 2001-03-29 Mann & Hummel Filter Filtermedium mit Beladungsstoffen

Also Published As

Publication number Publication date
DE2422426A1 (de) 1974-11-28
AU6854674A (en) 1975-11-06
GB1457034A (en) 1976-12-01
CA1044537A (en) 1978-12-19
FR2228520B1 (enrdf_load_stackoverflow) 1980-06-27
US4007114A (en) 1977-02-08
FR2228520A1 (enrdf_load_stackoverflow) 1974-12-06
US4007113A (en) 1977-02-08
AU476818B2 (en) 1976-10-07

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Legal Events

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8110 Request for examination paragraph 44
D2 Grant after examination
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: CUNO INC., MERIDEN, CONN., US

8328 Change in the person/name/address of the agent

Free format text: WEICKMANN, H., DIPL.-ING. FINCKE, K., DIPL.-PHYS. DR. WEICKMANN, F., DIPL.-ING. HUBER, B., DIPL.-CHEM. LISKA, H., DIPL.-ING. DR.-ING. PRECHTEL, J., DIPL.-PHYS. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN

8328 Change in the person/name/address of the agent

Free format text: GRUENECKER, A., DIPL.-ING. KINKELDEY, H., DIPL.-ING. DR.-ING. STOCKMAIR, W., DIPL.-ING. DR.-ING. AE.E. CAL TECH SCHUMANN, K., DIPL.-PHYS. DR.RER.NAT. JAKOB, P., DIPL.-ING. BEZOLD, G., DIPL.-CHEM. DR.RER.NAT. MEISTER, W., DIPL.-ING. HILGERS, H., DIPL.-ING. MEYER-PLATH, H., DIPL.-ING. DR.-ING. EHNOLD, A., DIPL.-ING. SCHUSTER, T., DIPL.-PHYS. GOLDBACH, K., DIPL.-ING.DR.-ING. AUFENANGER, M., DIPL.-ING., PAT.-ANWAELTE, 8000 MUENCHEN

8331 Complete revocation